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Comparing and Merging Files
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This manual is for GNU Diffutils (version 2.8.1, 5 April 2002), and
documents the GNU `diff', `diff3', `sdiff', and `cmp' commands for
showing the differences between files and the GNU `patch' command for
using their output to update files.
Copyright (C) 1992, 1993, 1994, 1998, 2001, 2002 Free Software
Foundation, Inc.
Permission is granted to copy, distribute and/or modify this
document under the terms of the GNU Free Documentation License,
Version 1.1 or any later version published by the Free Software
Foundation; with no Invariant Sections, with the Front-Cover texts
being "A GNU Manual," and with the Back-Cover Texts as in (a)
below. A copy of the license is included in the section entitled
"GNU Free Documentation License."
(a) The FSF's Back-Cover Text is: "You have freedom to copy and
modify this GNU Manual, like GNU software. Copies published by
the Free Software Foundation raise funds for GNU development."